From patchwork Fri Oct 27 22:19:17 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Rafael J. Wysocki" X-Patchwork-Id: 10030783 X-Patchwork-Delegate: bhelgaas@google.com Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id CD9956032C for ; Fri, 27 Oct 2017 22:32:22 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id B667A28FE4 for ; Fri, 27 Oct 2017 22:32:22 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id AB1FE28FEA; Fri, 27 Oct 2017 22:32:22 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.9 required=2.0 tests=BAYES_00,RCVD_IN_DNSWL_HI autolearn=unavailable version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 490F428FE4 for ; Fri, 27 Oct 2017 22:32:22 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752989AbdJ0WcO (ORCPT ); Fri, 27 Oct 2017 18:32:14 -0400 Received: from cloudserver094114.home.net.pl ([79.96.170.134]:43118 "EHLO cloudserver094114.home.net.pl" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932301AbdJ0Wap (ORCPT ); Fri, 27 Oct 2017 18:30:45 -0400 Received: from chwl001.hbnet.cz (62.168.35.67) (HELO aspire.rjw.lan) by serwer1319399.home.pl (79.96.170.134) with SMTP (IdeaSmtpServer 0.82) id 190b01089a994511; Sat, 28 Oct 2017 00:30:42 +0200 From: "Rafael J. Wysocki" To: Linux PM Cc: Bjorn Helgaas , Alan Stern , Greg Kroah-Hartman , LKML , Linux ACPI , Linux PCI , Linux Documentation , Mika Westerberg , Ulf Hansson , Andy Shevchenko , Kevin Hilman Subject: [PATCH v2 2/6] PCI / PM: Use the NEVER_SKIP driver flag Date: Sat, 28 Oct 2017 00:19:17 +0200 Message-ID: <12179479.1WxA5E5Pkf@aspire.rjw.lan> In-Reply-To: <16592954.7Zo1mAdIIH@aspire.rjw.lan> References: <3806130.B2KCK0tvef@aspire.rjw.lan> <16592954.7Zo1mAdIIH@aspire.rjw.lan> MIME-Version: 1.0 Sender: linux-pci-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Rafael J. Wysocki Replace the PCI-specific flag PCI_DEV_FLAGS_NEEDS_RESUME with the PM core's DPM_FLAG_NEVER_SKIP one everywhere and drop it. Signed-off-by: Rafael J. Wysocki Acked-by: Greg Kroah-Hartman Acked-by: Bjorn Helgaas Reviewed-by: Ulf Hansson --- -> v2: No changes. --- drivers/gpu/drm/i915/i915_drv.c | 2 +- drivers/misc/mei/pci-me.c | 2 +- drivers/misc/mei/pci-txe.c | 2 +- drivers/pci/pci.c | 3 +-- include/linux/pci.h | 7 +------ 5 files changed, 5 insertions(+), 11 deletions(-) Index: linux-pm/include/linux/pci.h =================================================================== --- linux-pm.orig/include/linux/pci.h +++ linux-pm/include/linux/pci.h @@ -205,13 +205,8 @@ enum pci_dev_flags { PCI_DEV_FLAGS_BRIDGE_XLATE_ROOT = (__force pci_dev_flags_t) (1 << 9), /* Do not use FLR even if device advertises PCI_AF_CAP */ PCI_DEV_FLAGS_NO_FLR_RESET = (__force pci_dev_flags_t) (1 << 10), - /* - * Resume before calling the driver's system suspend hooks, disabling - * the direct_complete optimization. - */ - PCI_DEV_FLAGS_NEEDS_RESUME = (__force pci_dev_flags_t) (1 << 11), /* Don't use Relaxed Ordering for TLPs directed at this device */ - PCI_DEV_FLAGS_NO_RELAXED_ORDERING = (__force pci_dev_flags_t) (1 << 12), + PCI_DEV_FLAGS_NO_RELAXED_ORDERING = (__force pci_dev_flags_t) (1 << 11), }; enum pci_irq_reroute_variant { Index: linux-pm/drivers/pci/pci.c =================================================================== --- linux-pm.orig/drivers/pci/pci.c +++ linux-pm/drivers/pci/pci.c @@ -2166,8 +2166,7 @@ bool pci_dev_keep_suspended(struct pci_d if (!pm_runtime_suspended(dev) || pci_target_state(pci_dev, wakeup) != pci_dev->current_state - || platform_pci_need_resume(pci_dev) - || (pci_dev->dev_flags & PCI_DEV_FLAGS_NEEDS_RESUME)) + || platform_pci_need_resume(pci_dev)) return false; /* Index: linux-pm/drivers/gpu/drm/i915/i915_drv.c =================================================================== --- linux-pm.orig/drivers/gpu/drm/i915/i915_drv.c +++ linux-pm/drivers/gpu/drm/i915/i915_drv.c @@ -1304,7 +1304,7 @@ int i915_driver_load(struct pci_dev *pde * becaue the HDA driver may require us to enable the audio power * domain during system suspend. */ - pdev->dev_flags |= PCI_DEV_FLAGS_NEEDS_RESUME; + dev_pm_set_driver_flags(&pdev->dev, DPM_FLAG_NEVER_SKIP); ret = i915_driver_init_early(dev_priv, ent); if (ret < 0) Index: linux-pm/drivers/misc/mei/pci-txe.c =================================================================== --- linux-pm.orig/drivers/misc/mei/pci-txe.c +++ linux-pm/drivers/misc/mei/pci-txe.c @@ -141,7 +141,7 @@ static int mei_txe_probe(struct pci_dev * MEI requires to resume from runtime suspend mode * in order to perform link reset flow upon system suspend. */ - pdev->dev_flags |= PCI_DEV_FLAGS_NEEDS_RESUME; + dev_pm_set_driver_flags(&pdev->dev, DPM_FLAG_NEVER_SKIP); /* * For not wake-able HW runtime pm framework Index: linux-pm/drivers/misc/mei/pci-me.c =================================================================== --- linux-pm.orig/drivers/misc/mei/pci-me.c +++ linux-pm/drivers/misc/mei/pci-me.c @@ -223,7 +223,7 @@ static int mei_me_probe(struct pci_dev * * MEI requires to resume from runtime suspend mode * in order to perform link reset flow upon system suspend. */ - pdev->dev_flags |= PCI_DEV_FLAGS_NEEDS_RESUME; + dev_pm_set_driver_flags(&pdev->dev, DPM_FLAG_NEVER_SKIP); /* * For not wake-able HW runtime pm framework